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45145 (1999 XN105)
Classification: Main-belt Asteroid          SPK-ID: 2045145
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .166669697577549 6.1636e-08  
a 2.407758496843679 1.6449e-08 au
q 2.00645811633497 1.4372e-07 au
i 6.222768243365325 6.5001e-06 deg
node 40.5831237070641 5.2895e-05 deg
peri .2321573157542603 5.6526e-05 deg
M 137.0208890443813 1.7719e-05 deg
tp 2456881.099822907324
(2014-Aug-11.59982291)
6.6918e-05 JED
period 1364.639107638535
3.74
1.3984e-05
3.829e-08
d
yr
n .2638060114098362 2.7034e-09 deg/d
Q 2.809058877352389 1.9191e-08 au
  Orbit Determination Parameters
   # obs. used (total)      920  
   data-arc span      22329 days (61.13 yr)  
   first obs. used      1954-10-28  
   last obs. used      2015-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50123  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 14:52:00  

Additional Information
 Earth MOID = 1.01331 au 
 Jupiter MOID = 2.6034 au 
 T_jup = 3.495 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4 mag n/a MPO333212  

45145 (1999 XN105)          Discovered 1999-Dec-08 by Shiozawa, H., Urata, T. at Nachi-Katsuura
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XN105 = 1954 UR2 = 2001 FY48 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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